Tectonic plates, which are massive slabs of solid rock that float on the Earth's mantle, can cause earthquakes and volcano ...

In 1816, much of the Northern Hemisphere experienced something deeply unsettling: a summer that never arrived. Temperatures dropped sharply across North America, Europe, and parts of Asia; crops ...

The Methana volcano in Greece, thought to be dormant for hundreds of thousands of years, has been found accumulating enormous amounts of magma underneath. For more than 100,000 years, the volcano ...

Shishaldin volcano, a 9,373-foot stratovolcano on Unimak Island at the eastern end of Alaska’s Aleutian chain, has been ...

For the first time, scientists have watched a subduction zone literally fall apart beneath the ocean floor. Using advanced seismic imaging, they found the Juan de Fuca plate splitting into fragments ...

Plan your Oregon Trail road trip with this guide to National Park sites, historic wagon ruts, and outdoor adventures across ...

Disney World, Times Square and Yellowstone National Park can be packed to the rafters with tourists. But there are plenty of ...

The Pacific Coast Scenic Byway runs along Oregon’s entire coastline. You’ll see the ocean crashing against rocky cliffs and ...

The contrast between the dark stone and the bright blue sky creates a visual feast that photographers dream about. Fall ...

California picnic spots with unreal scenery turn a simple meal outdoors into a beautiful escape worth lingering over.

A volcanic eruption on a remote Indonesian island has killed three hikers. Authorities say about 20 climbers set out Thursday to ascend Mount Dukono on Halmahera Island, ignoring safety restrictions.

Rescuers on Saturday recovered the body of an Indonesian woman who was caught in a volcanic eruption at Mount Dukono on ...